EP1255146A3 - Méthode et dispositif autofocus pour instrument optique - Google Patents

Méthode et dispositif autofocus pour instrument optique Download PDF

Info

Publication number
EP1255146A3
EP1255146A3 EP02100126A EP02100126A EP1255146A3 EP 1255146 A3 EP1255146 A3 EP 1255146A3 EP 02100126 A EP02100126 A EP 02100126A EP 02100126 A EP02100126 A EP 02100126A EP 1255146 A3 EP1255146 A3 EP 1255146A3
Authority
EP
European Patent Office
Prior art keywords
optical device
autofocus method
area
autofocus
searched
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP02100126A
Other languages
German (de)
English (en)
Other versions
EP1255146A2 (fr
EP1255146B1 (fr
Inventor
Roger Spink
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leica Microsystems Schweiz AG
Original Assignee
Leica Microsystems AG
Leica Microsystems CMS GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leica Microsystems AG, Leica Microsystems CMS GmbH filed Critical Leica Microsystems AG
Publication of EP1255146A2 publication Critical patent/EP1255146A2/fr
Publication of EP1255146A3 publication Critical patent/EP1255146A3/fr
Application granted granted Critical
Publication of EP1255146B1 publication Critical patent/EP1255146B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/24—Base structure
    • G02B21/241—Devices for focusing
    • G02B21/244—Devices for focusing using image analysis techniques
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/18—Arrangements with more than one light path, e.g. for comparing two specimens
    • G02B21/20—Binocular arrangements
    • G02B21/22—Stereoscopic arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Microscoopes, Condenser (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Studio Devices (AREA)
EP02100126A 2001-02-14 2002-02-12 Méthode et dispositif autofocus pour instrument optique Expired - Lifetime EP1255146B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10106698A DE10106698A1 (de) 2001-02-14 2001-02-14 Verfahren und Vorrichtung zum automatischen Fokussieren eines optischen Gerätes
DE10106698 2001-02-14

Publications (3)

Publication Number Publication Date
EP1255146A2 EP1255146A2 (fr) 2002-11-06
EP1255146A3 true EP1255146A3 (fr) 2003-11-19
EP1255146B1 EP1255146B1 (fr) 2008-01-02

Family

ID=7673921

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02100126A Expired - Lifetime EP1255146B1 (fr) 2001-02-14 2002-02-12 Méthode et dispositif autofocus pour instrument optique

Country Status (4)

Country Link
US (1) US6884980B2 (fr)
EP (1) EP1255146B1 (fr)
JP (1) JP2002318344A (fr)
DE (2) DE10106698A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7196300B2 (en) * 2003-07-18 2007-03-27 Rudolph Technologies, Inc. Dynamic focusing method and apparatus
TWI422896B (zh) * 2004-07-12 2014-01-11 August Technology Corp 動態對焦方法及設備
DE102005029381B4 (de) * 2005-06-24 2007-04-26 Olympus Soft Imaging Solutions Gmbh Verfahren und Vorrichtung zur optischen Abtastung einer Probe
DE102011082756A1 (de) 2011-09-15 2013-03-21 Leica Microsystems (Schweiz) Ag Autofokussierverfahren und -einrichtung für ein Mikroskop
US20130271575A1 (en) * 2012-04-11 2013-10-17 Zspace, Inc. Dynamically Controlling an Imaging Microscopy System
US9265458B2 (en) 2012-12-04 2016-02-23 Sync-Think, Inc. Application of smooth pursuit cognitive testing paradigms to clinical drug development
US9380976B2 (en) 2013-03-11 2016-07-05 Sync-Think, Inc. Optical neuroinformatics
EP3396430B1 (fr) * 2017-04-27 2023-08-16 Euroimmun Medizinische Labordiagnostika AG Agencement et procédé de balayage optique
CA3168826A1 (fr) 2020-01-22 2021-07-29 Photonic Medical Inc. Loupe numerique etalonnee, multimodale, a vision ouverte avec detection de profondeur

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0366136A1 (fr) * 1988-10-27 1990-05-02 Canon Kabushiki Kaisha Dispositif d'analyse et de traitement de l'image
US5647025A (en) * 1994-09-20 1997-07-08 Neopath, Inc. Automatic focusing of biomedical specimens apparatus
US5867308A (en) * 1994-10-26 1999-02-02 Leica Mikroskopie Systeme Ag Microscope, in particular for surgical operations

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1577489A (fr) 1968-06-07 1969-08-08
DE2053017A1 (de) 1970-10-29 1972-05-04 Grundig Emv Verfahren zur berührungslosen Abstandsmessung
DE2102922C3 (de) 1971-01-22 1978-08-24 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Anordnung zum selbsttätigen Fokussieren auf in optischen Geräten zu betrachtende Objekte
US5790710A (en) * 1991-07-12 1998-08-04 Jeffrey H. Price Autofocus system for scanning microscopy
US5239170A (en) * 1991-10-23 1993-08-24 Karl Suss America, Incorporated Autofocus method and apparatus for imaging microscopy using a predetermined visual imaging feature
US5483055A (en) * 1994-01-18 1996-01-09 Thompson; Timothy V. Method and apparatus for performing an automatic focus operation for a microscope
US6172349B1 (en) * 1997-03-31 2001-01-09 Kla-Tencor Corporation Autofocusing apparatus and method for high resolution microscope system
US6974938B1 (en) * 2000-03-08 2005-12-13 Tibotec Bvba Microscope having a stable autofocusing apparatus
DE10024687A1 (de) * 2000-05-18 2001-11-22 Zeiss Carl Jena Gmbh Autofokussiereinrichtung für optische Geräte
US6580062B2 (en) * 2001-05-29 2003-06-17 Hewlett-Packard Development Company, L.P. Contrast focus figure-of-merit method that is insensitive to scene illumination level

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0366136A1 (fr) * 1988-10-27 1990-05-02 Canon Kabushiki Kaisha Dispositif d'analyse et de traitement de l'image
US5647025A (en) * 1994-09-20 1997-07-08 Neopath, Inc. Automatic focusing of biomedical specimens apparatus
US5867308A (en) * 1994-10-26 1999-02-02 Leica Mikroskopie Systeme Ag Microscope, in particular for surgical operations

Also Published As

Publication number Publication date
DE50211439D1 (de) 2008-02-14
DE10106698A1 (de) 2002-08-29
EP1255146A2 (fr) 2002-11-06
US20020109071A1 (en) 2002-08-15
JP2002318344A (ja) 2002-10-31
US6884980B2 (en) 2005-04-26
EP1255146B1 (fr) 2008-01-02

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